@article{1214425218,
author = {Haab, Fran\ccois},
title = {Convex bodies of constant brightness and a new characterisation of spheres},
journal = {J. Differential Geom.},
volume = {51},
number = {2},
year = {1999},
pages = { 117-144},
language = {en},
url = {http://dml.mathdoc.fr/item/1214425218}
}
Haab, Fran\ccois. Convex bodies of constant brightness and a new characterisation of spheres. J. Differential Geom., Tome 51 (1999) no. 2, pp. 117-144. http://gdmltest.u-ga.fr/item/1214425218/